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2. http://www-ppd.fnal.gov/FTBF/.
3. Adloff C, et al. Construction and commissioning of the CALICE analog HCAL prototype, 2010 JINST 5 P05004.
4. K. Francis, Construction of the DHCAL, these proceedings.
5. B. Bilki, Analysis of pions and positrons in the DHCAL, these proceedings.